<!doctype html>
<html>
    <head>
        <style>
            div{
               width: 100px;
                height: 100px;
                background: #6FF;
                margin: 8px;
                float: left;				
            }      
            a1{
                background: red;
            }
			h2{
				background:#ff00ff;
			}
            #me{
                background: black;
            }
            p{
                float: left; font-size: 12px; color:green;margin-right: 10px;background-color: chartreuse;
            }
			.one{color: bisque;width: 120px;height: 120px;float: left;margin-right: 10px;background-color: chartreuse;}
        </style>
    </head>
    <body>
        <h2 class="yello">hellow</h2>
        <p class="green" style="font-size: 30px">hi</p>
        <div class="one">happy </div>
        <div id="me"></div>
        <div class="a1"></div>
        <div></div>
    </body>
</html>